Network Management

Summer 2017, Corboy 205, TTh 5:30-8:45 pm

Class 11: August 8





l2_multi.py

    spanning_tree module, with output enabled
    Floyd-Warshall algorithm
    viewing the l2_multi forwarding table

Starting l2_multi:

   ./pox.py openflow.spanning_tree openflow.discovery log.level --INFO forwarding.l2_multi


Continuation with SNMP


SNMPv3

Resume with SNMPv3 key exchange (21.15.7)

Setting up an SNMPv3 account in Net-SNMP

Cloning

Other ways of polling devices:

    ssh: limitations: lack of "universal" account
              lack of "limited" account
              doesn't work for most hubs/switches/non-hosts
             

private (enterprise) mibs
    cisco?



iptables

The tc command
    example:

iproute2

BGP (maybe)
IntServ/DiffServ (maybe)