This article describes the issue of a one hour delay in the license expiration trap. The date is set, as shown below, and the license expiration date is 2012-10-17 00:00:00 UTC: [crayon-5e4c0727cf4f8952405662/] LICENSE_EXPIRED Messages are generated in log messages; but no trap is generated: [crayon-5e4c0727cf505514116495/] Now, the license will still be used … [Read more...]
Troubleshooting VMWare ESX/ESXi NIC teaming issues and Juniper EX Switches
This article provides assistance to Juniper employees and support engineers, when troubleshooting VMware related issues that are reported on an EX switch. When configuring Link aggregation between an EX switch and an ESX device, you might encounter a few issues, such as link flap or duplicate packets. This article helps in avoiding some of these issues. The troubleshooting … [Read more...]
Example – How to switch boot bank for EX8200 linecard
How to switch the boot bank for EX8200 linecard when the linecard boot fails. Sometimes, the EX8200 linecard cannot work normally due to boot failure. The operator can try to set the boot bank of the linecard to the alternate bank; usually this will bring the failed line card back. Log into line card console by “cty -fw fpcN” where N is the linecard number. From … [Read more...]
RPD_DYN_CFG_BAD_REQ_OPCODE
The routing protocol process (rpd), which controls the routing protocols that run on the router, received a dynamic configuration request with an unexpected operation code. This system log message is no longer documented as of JunOS 9.5 and later. This only applies to the MX platform. The problem related to this syslog message is described in the following sections: The … [Read more...]
Filter Based Forwarding (FBF) / Policy Based Routing (PBR) on XRE (EX-8200 VC) with routing-instance type ‘forwarding’
Filter Based Forwarding (FBF) / Policy Based Routing (PBR) on XRE (EX-8200 VC) with routing-instance type 'forwarding' When a router receives a packet, it normally decides where to forward it based on the destination address in the packet, which is then used to look up an entry in a routing table. However, in certain cases, there may be a need to forward the packet based on … [Read more...]
Important entities running on QF directors
This article provides information about the important entities running on QF directors. The important entities running on the QF directors are: Network Node Group RE Fabric Manager RE Fabric Control RE Fabric User Interface Manager 1. Network Node Group RE Runs all L2/L3 protocols Has an Active/Backup model 2. Fabric Manager RE Performs … [Read more...]
Unable to launch or install the Junos Pulse client on a Windows 7 PC due to an incompatibility message
This article describes an issue regarding the launch or installation of the Junos Pulse client on a Windows 7 PC. An incompatibility message is generated on an attempt to install or launch; the solution is to make sure that the user home and OS are on the same partition. Certain Windows 7 PC users experience an issue in launching the Junos Pulse client, either when directly … [Read more...]
How to switch over an AE selected port from the primary interface to the secondary interface then revert it back
How to switch over an AE selected port from the primary interface to the secondary interface then revert it back. This article just introduces one useful method how to switch-over one member interface of AE to another, which can be used for lab replication or issue isolation during troubleshooting. As per configuration, the primary interface ge-1/0/8 is selected for … [Read more...]
L2TPD_SERVER_START_FAILED
The L2TPD_SERVER_START_FAILED message is reported when the Layer 2 Tunneling Protocol (L2TP) server did not start. L2TP facilitates the tunneling of PPP packets across an intervening network in a way that is as transparent as possible to both end-users and applications. The startup of the L2TP server failed to start. These errors are caused when L2TP cannot bind to the … [Read more...]
‘/kernel: IPv6 ESP input: no key association found for spi xxxxxx’
This article provides information about the /kernel: IPv6 ESP input: no key association found for spi xxxxxx syslog message and on how to avoid this message: [crayon-5e4c0727d1308578644799/] This kernel message means that the remote IPsec peer still believes that an outstanding Security Association(SA) is defined and it is sending encrypted packets that the router does not … [Read more...]