Category Archives: CCNP
Policy Based Routing
Policy-Based routing is a neat trick to tweak traffic streams. For Policy Based Routing to work you will the following; – Define traffic stream in an access-list. – Write down a policy. – Determine the inbound interface. First use an … Continue reading
Posted in CCNP
Tagged PBR, policy-based routing
Error-Disable
When a network port encounters an error. This port is automatically shutdown to ensure network stability. When error-disable is enabled. The predefined error are as follows; arp-inspection bpduguard channel-misconfig dhcp-rate-limit gbic-invalid l2ptguard link-flap mac-limit link-monitor-failure loopback oam-remote-failure pagp-flap port-mode-failure psecure-violation … Continue reading
Posted in CCNP
Tagged cisco, err-disable, port-status
SSH error on cisco router
Enabling SSH on a Cisco router is not enough to guarantee SSH is working. Enabling ssh version 2.0 on a routers is as straight forward as;. >ip ssh version 1-2 I surely recommend the use of version 2, because ssh … Continue reading
Posted in CCNP
DHCP Helper address
Which source ip address is used when relaying a dhcp-request ? Continue reading
Extended IP Access-list
As we all have learned in our pursuit to CCNA there are many different types of access-list. In reality most commonly used are ip access lists. Major difference between ip standaard access-list an ip extended access-list is the ability to … Continue reading
Posted in CCNP, Commands
Tagged ACE removal, ACL editing, ip access-list, ip extended access-list, named access-list
Cisco Express Forwarding
Differences between IP CEF , fast forwaring and processor based forwarding. Continue reading
CCNP Books have arrived
The 300-115 (switch) book was already in my possession. This week the last two books arrived; 300-101 (route) and 300-135 (tshoot). For some time I was cramming labs from whichever tutorial I could lay my hands on. Now the study … Continue reading
Posted in CCNP
Tagged cisco, route 300-101, switch 300-115, tshoot 300-135
