The mode sso command can be entered only from within redundancy configuration mode. Use the power redundancy-mode {combined. SSO HSRP alters the behavior of HSRP when a device with redundant Route Processors (RPs) is configured for stateful switchover (SSO) redundancy mode. SSO is supported in Cisco IOS Release 12. The mode sso command can be entered only from within redundancy configuration mode. SSO is supported in Cisco IOS Release 12. Step 5: exit. Step 7: end. Step 6. 03. Go to solution. Cisco Employee. Returns to EXEC mode. Remove SSO HA Configuration: 5. Example: Device(config-red)# mode sso: Configures stateful switchover. 2. Redundancy Mode (Configured) = sso Redundancy State = sso Maintenance Mode = Disabled Manual Swact = enabled Communications = Up client count = 115Cisco NSF は、SSO 対応のデバイスにおけるルーティング フラップを抑止することによって、ネットワークの安定性を保ちます。 Cisco NSF と SSO により、スイッチオーバー後にルーティング プロトコル情報が復元される間も、既知のルートでデータ パケットの. Step 5: end. 0SG and later releases. Configures SSO. To do this, we will use “redundancy” command under global configuration mode and after that we will select mode with “mode sso” command. Step 4. Stateful Switchover is particularly useful in conjunction with Nonstop. 2 (11)BC3. running with image version 8. Configure redundancy with RMI + RP pairing. Follow these guidelines when configuring your system to SSO mode: You must use identical Cisco IOS images on the switches in the stack to support SSO mode. Step 2: mode sso. Step 4. Wrong handling can happen and. Enters redundancy configuration mode. When a redundant supervisor engine runs in SSO mode, the redundant supervisor engine starts up in a fully-initialized state and synchronizes with the persistent configuration and the running configuration of the active supervisor engine. Cisco 3504 Controllers. Step 5. Command Modes. Example: Device(config-red)# end: Exits redundancy configuration mode and returns to privileged EXEC mode. If the command is not found in the Catalyst 4500 Command Reference, it is located in the larger Cisco IOS library. I am seeing the SSO is established. SSO is supported in Cisco IOS Release 12. Router# configure terminal. How To Configure Route Processor Redundancy. Redundancy may not work due to differences between the Cisco IOS releases. Redundancy Mode (Configured) = sso Redundancy State = sso Maintenance Mode = Disabled Manual Swact = enabled Communications = Up client count = 115Enters global configuration mode. When this command is entered, the standby switch is reloaded and begins to work in SSO mode. Enter application redundancy mode. In this CCNP ENCOR lesson, we will focus on this redundancy mechanism. When a redundant supervisor engine runs in SSO mode, the redundant supervisor engine starts up in a fully-initialized state and synchronizes with the persistent configuration and the running configuration of the active supervisor engine. WLC のステータスや設定を確認する. Step 2. スタック構成をしているものは電源を片方の電源を抜くとトラップはとぶのですが. Current Processor Information :-----Active Location = slot 1/3 Current Software state = ACTIVE Uptime in current state = 23 hours, 58 minutes Image Version = Cisco IOS Software, s2t54 Software (s2t54. SSO は、Cisco IOS Release 12. Catalyst 4500/4500-X series switches' VSS does not support route processor redundancy (RPR) mode. The new High Availability (HA) feature (that is, AP SSO) set within the Cisco Unified Wireless Network software release version 7. Step 5: exit. x. This example shows how to set the redundancy mode to SSO: Device(config)# redundancy Device(config-red)# mode sso Device(config-red)# policy config-sync prc reload. Exits redundancy configuration mode and returns the switch to privileged EXEC mode. Device # show redundancy Redundant System Information : ----- Available system uptime = 6 days, 9 hours, 23 minutes Switchovers system experienced = 0 Standby failures = 0 Last switchover reason = not known Hardware Mode = Simplex Configured Redundancy Mode = SSO Operating Redundancy Mode = SSO Maintenance Mode =. † Software upgrade. Enters global configuration mode. Configures SSO. Complete these steps in order to check the redundancy status: a. Usage Guidelines. Supervisor Module Redundancy. n+1 redundant Mode—n number of power supply modules are active (n can be one to seven pput ower supply modules). main-cpu. (CSCec05612)Catalyst 6500 Series Switch Cisco IOS Software Configuration Guide, Release 12. SSO refers to the implementation of Cisco IOS software that allows applications and features to maintain a defined state between an active and standby Route Processor (RP). Both RPs must run the same Cisco IOS image. (RTU Evaluation License by now) - Network Connection beween the WLC5520: LAG. config redundancy mode sso. In case of n+1 redundancy, access points are configured with primary, secondary, and tertiary controllers. config redundancy mode sso. Exits redundancy configuration mode and returns the switch to privileged EXEC mode. 2. Follow these guidelines when configuring your system to SSO mode: You must use identical Cisco IOS images on the supervisor modules to support SSO mode. And the output of the "show redundancy" is: Hardware Mode = Duplex. mode sso. debug redundancy {infra | facilitator. Example: Device (config-red)# mode sso: Configures SSO. restart the Wireless controller in maintenance mode. 6. SSO redundancy mode provides all the functionality of RPR+ mode in that IOS software is fully initialized on the both RSPs. 2(20)EWA and later releases. Sets the redundancy configuration mode to SSO on both the active and standby RP. There are two options for Cisco Wireless Controller redundancy solutions, either Backup Controllers or High Availability, depending on the firmware version of WLC's, failover time requirement, and budget. SSO is supported in Cisco IOS Release 12. Step 2. Step 2: mode sso . Operating Redundancy Mode = sso. 131. Enters redundancy configuration mode. x. Redundancy may not work due to differences between the Cisco IOS releases. 2SXF OL-3999-08 8. ※ このドキュメントでは AireOS 8. The software upgrade procedure supported by supervisor engine redundancy allows you to reload the Cisco IOS software image on the redundant supervisor engine, and once complete, reload the active supervisor engine once. 151. Example: Device(config-red)# end: Exits redundancy configuration mode and. Example: Device(config-red)# mode sso: Enables the redundancy mode of operation to SSO. Follow these guidelines when configuring your system to SSO mode: You must use identical Cisco IOS images on the switches in the stack to support SSO mode. Configuration on. Example: Router>enable Router#configure terminal Router(config)#redundancy Router(config-r)#mode none Router(config-red)#application redundancy Router(config-red-app)#group 1 Configure a name for the redundancy group. Router(config)# mode sso. Step 5. SSO pair connected to upstream HSRP active and standby and RP connected via upstream set Now, let’s focus on Cisco SSO Configuration and learn how to configure SSO on Cisco routers. Note Recommended procedure for ROMMON upgrade of Supervisor in VSS Quad-Sup SSO (V4SO): Use the command upgrade rom-monitor to upgrade the ROMMON image, preference region/invalidate region on current active Supervisor. Enters redundancy configuration mode. 3 and 7. Step 4: show running-config Example:Enters redundancy configuration mode. Step 3 Router# show running-config Verifies that SSO is enabled. AP SSO set within the Cisco Unified Wireless Network software release v7. The software will prompt to reboot the Standby Supervisor (in slot 5) - confirm to reboot - exit configuration mode and save the configuration. Cisco 3504 Controllers. SSO pair connected to upstream VSS pair with split links and RP connected back to back. 2(20)EWA and later releases. Enabling SSO reboots the controllers to negotiate the HA role as per the configuration performed. 0. And it has to be Layer 2 between the 2 RPs, so either directy connected or through a VLAN. Standby として動作していた WLC のポートを変更するか、コンフィグの初期化する. Usage Guidelines. Step 5: exit. Sets the redundancy configuration mode to SSO on both the active and standby RP. HA_CONFIG_SYNC-6-BULK_CFGSYNC_SUCCEED: Bulk Sync succeeded Switchover Process Restrictions. Step 5 . 05-25-2012 08:56 AM - edited 03-07-2019 06:54 AM. Step 4. Example: Router(config-red-app-grp)#name cube-ha. their Capwap tunnel, APs and clients get disconnected. When this command is entered, the standby switch is reloaded and begins to work in SSO mode. mode sso. In Cisco Wireless LAN Controllers, high availability is achieved with redundancy. SSO Operation. Cisco建议您熟悉Catalyst 9K交换机上的堆叠、堆叠式虚拟(SVL)和“捆绑包”与“安装”引导模式相关概念。. l’adresse IP 10. 63 /22. To enable Cisco StackWise Virtual on a switch, use the stackwise-virtual command in the global configuration mode. 4. Step 2: mode sso. SSO HSRP. Example: Device(config-red)# end: Exits redundancy configuration mode and returns to. Enters redundancy configuration mode. ATM SSO is not configurable and runs by default on networking devices configured with ATM and Redundancy Mode SSO. This example shows how to set the redundancy mode to SSO: Device(config)# redundancy Device(config-red)# mode sso Device(config-red)# policy config-sync prc reload. HA_CONFIG_SYNC-6-BULK_CFGSYNC_SUCCEED: Bulk Sync succeeded Switchover Process Restrictions. If the router is configured for SSO mode, and the active RP fails before the standby is ready to switch over, the router will recover through a full system reset. Enters redundancy configuration mode. † Software. you then add the SSO redundancy commands on the active supervisor and you can insert the prepared new supervisor. Management: 192. 配置. Router# configure terminal. Step 6. Router# copy running-config startup-config %HA-5-MODE:Operating mode is sso, configured mode is sso. 0. Redundancy may not work due to differences between the Cisco IOS releases. Stateful Switchover (SSO) is a redundancy feature that allows a Cisco device with two route processors to synchronise router configuration and control plane state information. The default mode for the Cisco uBR10012 universal broadband router is SSO. I tried to switch on SSO mode on both wlc 5520. 1 Disabling SSO on HA Pair 1 On primary controller, disable SSO using the command: config. San Jose, California 95134-1706. The DHCP high availability features are enabled by default when the redundancy mode of operation is set to SSO. Configurations. Example: Device(config-red)# end: Exits redundancy configuration mode and returns to. 90. Step 5. config redundancy mode sso. What is SSO switchover? 5. Redundancy Mode (Operational) = sso Redundancy Mode (Configured) = sso Split Mode = Disabled Manual Swact = Enabled Communications = Up client count = 29 client_notification_TMR = 30000 milliseconds keep_alive TMR = 9000 milliseconds keep_alive count = 1 keep_alive threshold = 18 RF debug mask = 0x0 Configuring BGP. 5 and the other is running 3. Usage Guidelines. This mode does not provide power redundancy. Note SSO is not supported if the IOS-XE software is running in the LAN Base mode. Configured Redundancy Mode = RPR. (See the “Performing a Software Upgrade” section on page 8-12. Redundancy Mode = SSO ENABLED. Sets the router in SSO redundancy mode. and the redundant supervisor engine boots into a partially-initialized state in RPR mode and a fully-initialized state in SSO mode. Displays the operating. 9800 WLC-1# show redundancy Redundant System Information : ----- Available system uptime = 1 hour, 35 minutes Switchovers system experienced = 0 Standby failures = 0 Last switchover reason = none Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode = Disabled Communications = Up Current. 130，稱為WLC1; 第二個地址IP地址10. 5. Example: Device(config-red)# end: Exits redundancy configuration mode and returns to privileged EXEC mode. Example: Device (config-red)# mode sso: Configures SSO. I will show you how to make a wireless-controller-cluster. Note • The two Gigabit Ethernet interfaces on the redundant supervisor engine are always active unless you enter the fabric switching-mode allow dcef-only command. Note After configuring SSO mode, the standby RP will automatically reset. For Enterprise Services or IP Base mode, use ISSU to upgrade software for both RPR and SSO redundant mode. 255. The software upgrade procedure supported by supervisor engine redundancy allows you to reload the Cisco IOS software image on the redundant supervisor engine, and once complete, reload the active supervisor engine once. Example: Device(config-red)# end: Exits redundancy configuration mode and returns to privileged EXEC mode. While implementing Nonstop Forwarding (NSF) technology in systems using SSO. When this command is entered, the redundant supervisor engine is reloaded and begins to work in SSO mode. When this command is entered, the standby supervisor module is reloaded and begins to work in SSO mode. C6807-XL#show redundancy Redundant System Information :----- Available system uptime = 21 hours, 41 minutes Switchovers system experienced = 0 Standby failures = 0 Last switchover reason = none Hardware Mode = Simplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode = Disabled. Redundancy may not work due to differences between the Cisco IOS. SSO HSRP. Example: Device(config-red)# exit: Exits redundancy. What is stateful switch over? Stateful Switchover (SSO) is a redundancy feature that allows a Cisco device with two route processors to synchronise router configuration and control plane state information. Redundancy Mode (Operational) = Non-redundant Redundancy Mode (Configured) = sso Redundancy State = Non Redundant Maintenance Mode = Disabled Manual Swact = disabled (system is simplex (no peer unit)) Communications = Down Reason: Simplex mode client count = 103 client_notification_TMR = 30000 milliseconds RF debug mask = 0x0Go to solution. Step 5. When the controller works as a host for spanning tree, ensure that you configure portfast trunk in the uplink switch using. Example: Device(config-red)# mode sso: Enables the redundancy mode of operation to SSO. Router# show redundancy Redundant System Information : ----- Available system uptime = 39 minutes Switchovers system experienced = 1 Standby failures = 0 Last switchover reason = user forced Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode = Disabled. Step 5: exit. The sku on the box for the HA should have this part number: air-ct5508-ha-k9. When this command is entered, the standby switch is reloaded and begins to work in SSO mode. 130 pour le. Maintenance Mode = Disabled. Router# copy running-config. n+1 redundant Mode—n number of power supply modules are active (n can be one to seven power supply modules). Router# show redundancy Redundant System Information : ----- Available system uptime = 39 minutes Switchovers system experienced = 1 Standby failures = 0 Last switchover reason = user forced Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode = Disabled. while restarting the secondary WLC that was in maintenance mode, check the "Bulksync status" of redundancy summary in primary WLC and wait for until it turn as. In an HA environment using FlexConnect locally switched clients, the client information might not show the username. = sso Redundancy Mode (Configured) = sso Split Mode = Disabled Manual Swact = Enabled Communications = Up client count = 29 client_notification_TMR = 30000 milliseconds keep_alive TMR. 2. Copy the New Image to be Upgraded / Downgraded ISSU Workflows - Actual Upgrade One Step Work Flow Three Step Work Flow Post ISSU Checklist Action. If I enter SSO mode on the second node I got an error: >config redundancy mode sso WARNING: 1. Router(config-red)# end. . The mode sso command can be entered only from within redundancy configuration mode. NSF Operation. Step 7: mode sso. Step 3. Switch(config-red)# mode sso. Enters redundancy configuration mode. On the Cisco 8500 Series Catalyst Edge Platform, Stateful Switchover (SSO) can be used to enable a second IOS process. 1. Redundancy may not work due to differences between the Cisco. Step 3: end Example: Switch (config-red)# end Returns to EXEC mode. Router(config)# mode sso. Enters redundancy configuration mode. Enters redundancy configuration mode. 第一個IP地址10. 59. Step 3. (Optional) Ensure network. Redundancy may not work due to differences between the Cisco IOS releases. Step 3. mode sso. redundancy. 168. Follow these guidelines when configuring your system to SSO mode: You must use identical Cisco IOS images on the supervisor modules to support SSO mode. Router(config)# mode sso. hw-switch switch 1 logging onboard message level 3. Enters redundancy configuration mode. mode sso. Example: Device (config-red)# mode sso: Configures SSO. The switch is. SSO HSRP alters the behavior of HSRP when a device with redundant Route Processors (RPs) is configured for stateful switchover (SSO) redundancy mode. 2(20)EWA and later releases. 在本示例中，高可用性 (HA)状态切换 (SSO)配置在运行相同Cisco IOS软件版本的两个9800-CL实例之间，这些实例已配置有独立的WMI，且可在以下位置访问 GUI: 第一个地址为IP地址10. To reload the standby switch if a parser return code (PRC) failure occurs during configuration synchronization, use the policy config-sync reload command in redundancy configuration. The Supervisor 7-E card has four uplink ports on its front panel. Router(config)# mode sso. Cisco 3504 WLCs. Switch# show running-config. " Configuring the Redundancy Mode. The NSF capability on Cisco Catalyst 9300 Series Switches can. Router (config-red)# mode sso. Maintenance Mode = Disabled. The following are the ways in which Cisco StackWise Virtual's. Cat-6509#show redundancy Redundant System Information : ----- Available system uptime = 10 hours, 12 minutes Switchovers system experienced = 1 Standby failures = 1 Last switchover reason = user initiated Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso!--- This verifies that software has set the. end. Introduction; Whats New in Cisco IOS XE Dublin 17. When this command is entered, the standby switch is reloaded and begins to work in SSO mode. 0. Redundancy may not work due to differences between the Cisco. What is RPR redundancy?. ※ このドキュメントでは AireOS 8. Here are the steps: Step 1 Clear the offending configuration (that caused an MCL) while the standby supervisor engine is in standby cold (RPR) state. Communications = Up . The software upgrade procedure supported by supervisor engine redundancy allows you to reload the Cisco IOS software image on the redundant supervisor engine, and once complete, reload the active supervisor engine. Hardware redundancy on the Cisco ASR 1000 Series Routers gives users the following benefits: A failover option—If a processor fails, the standby processor immediately becomes the active processor with little or no delay. Note After configuring SSO mode, the standby RP will automatically reset. When this command is entered, the redundant supervisor engine is reloaded and begins to work in SSO mode. Step 4: mode sso. The processing of mirroring this information between route processors is known as checkpointing. 1. Heres the redundancy cfg: redundancy. (Operational) = sso Redundancy Mode (Configured) = sso Redundancy State = sso Maintenance Mode = Disabled Manual Swact = enabled Communications = Up client count = 115 client_notification_TMR = 30000 milliseconds RF debug mask = 0x0 Device# show. Step 5. 61 /24. End with CNTL/Z. SSO is supported in Cisco IOS Release 12. They will reboot again. Step 3 Router# show running-config Verifies that SSO is enabled. After rebooting the primary controller changed into Maintanence Mode. mode sso. Configured Redundancy Mode = SSO. Step 4. Manual Swact = enabled . SSO on the other hand is fully initialized. 133 voor de tweede, WLC2 genoemd. Step 4 Router# show redundancy states Displays the operating redundancy mode. My Secondary Switch is in disable state despite its in SSO mode. Switchovers system experienced = 5. The software upgrade procedure supported by supervisor engine redundancy allows you to reload the Cisco IOS software image on the redundant supervisor engine, and once complete, reload the active supervisor engine once. The mode sso command can be entered only from within redundancy configuration mode. Exits configuration mode and returns to the. Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode = Disabled Communications = Up Current Processor Information :----- Active Location = slot 1/2 Current Software state = ACTIVE Uptime in current state = 36 minutes Image Version = Cisco IOS Software, s2t54 Software (s2t54-ADVENTERPRISEK9-M),SSO is supported in Cisco IOS Release 12. Communications = Up. Note Enabling SSO initiates a controller reboot. Step 5. 6. reload Table 7-3 Software Redundancy Options for Cisco ASR 1002 and 1004 Routers Router Default HA Setting Options with 2 GB or DRAM Options with 4 GB or DRAM Cisco ASR 1002 Router None None None, RPR, SSO Cisco ASR 1004 Router None None None, RPR, SSO3) Issue the reset system. In an HA environment using FlexConnect locally switched clients, the client information might not show the username. Follow these guidelines when configuring your system to SSO mode: You must use identical Cisco IOS images on the switches in the stack to support SSO mode. When this command is entered, the standby switch is reloaded and begins to work in SSO mode. 9. Step 2. When a redundant supervisor engine runs in SSO mode, the redundant supervisor engine starts up in a fully-initialized state and synchronizes with the persistent configuration and the running configuration of the active supervisor engine. Router # Answer: In software, supervisor engine redundancy is enabled by running the redundant supervisor engine in route processor redundancy (RPR) or stateful switchover (SSO) operating mode. Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode = Disabled Communications = Up Current Processor Information :----- Active Location = slot 1 Current Software state = ACTIVE Uptime in current state = 30 minutes Image Version = Cisco IOS Software [Fuji], Catalyst L3 Switch Software (CAT9K_IOSXE), Version 16. Example: Device(config-red)# mode sso: Configures stateful switchover. Step 6. end. 2. Router# show running-config. Switchover Process Restrictions † If any changes to the fabric configuration happen simultaneously with an RP switchover, the chassis is reset and all line cards are reset. Step 4. If any of those mismatched commands are executed on the active switch, the standby. Follow these guidelines when configuring your system to SSO mode: You must use identical Cisco IOS images on the supervisor modules to support SSO mode. 12. (Cisco Controller) >show redundancy summary Redundancy Mode = SSO ENABLED Local State = ACTIVE Peer State = UNKNOWN - Communication Down. Hardware Mode = Simplex. end. Redundancy Mode (Configured) = sso . Enters redundancy configuration mode. The first two octets are always 169. Switches can run multiple route processors (supervisors) in 3 modes: RPR (Route Processor Redundancy) RPR+ (Route Processor Redundancy plus) SSO (Stateful Switchover) While RPR was the 1 st one to be introduced, RPR+ came in later and the latest offering was SSO. This mode utilizes two electrical grids, each one powering a half module within each power supply. Usage Guidelines. On the Cisco 8500 Series Catalyst Edge Platform, Stateful Switchover (SSO) can be used to enable a second IOS process. The SSO HSRP feature enables the Cisco IOS HSRP subsystem software to detect that a standby RP is installed and the system is configured in SSO redundancy mode. Router# show redundancy states. First you can completely configure the first WLC as you wish. x [S2C-build-v16x_throttle-4064-/. . 0. • With a Supervisor Engine 720, if all the installed switching modules have DFCs, enter the fabric switching-mode allow dcef-only command to disable the Ethernet ports on both supervisor engines, which ensures that all modules. Inbox redundancy with Stateful Switchover (SSO) mechanism provides redundancy within the same device. Maintenance Mode = Disabled. Router (config-red)# end. Example: Device(config-red)# end: Exits redundancy configuration mode and returns to privileged EXEC mode. Router(config-red)# end. Step 5. mode sso. 56. Router# show running-config. Example: Device(config-red)# end: Exits redundancy configuration mode and returns to. It designates one of the RPs as the active RP and the other as the standby. config redundancy mode sso on primary. 133，称为WLC2。. Step 5. Router(config-red)# end. auto-sync standard. Example: Device(config-red)# end: Exits redundancy configuration mode and returns to. Step 3:. HANDY#show redundancy Redundant System Information : ----- Available system uptime = 1 hour, 50 minutes Switchovers system experienced = 2 Standby failures = 0 Last switchover reason = active unit removed Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode =. 10. Once you get them on the same version, you will be able to get to SSO. Redundancy configuration (config-red)This command supports Route Processor Redundancy (RPR) with the Cisco uBR10012 router. 9. 05-25-2012 08:56 AM - edited 03-07-2019 06:54 AM. When this command is entered, the standby switch is reloaded and begins to work in SSO mode. redundancy 4. If you perform an online insertion and removal (OIR) of the module, the switch resets during the stateful switchover and the. Enters redundancy configuration mode. Supervisor engine redundancy allows OIR of the redundant supervisor engine for maintenance. Version 7. 3.