Questions tagged [switching]

For questions related to traffic switching and troubleshooting the traffic switching process.

10 questions with no upvoted or accepted answers
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349 views

Hp Procurve Action ignored in download mode

From an tftp server I'm trying to import the config to startup-config using copy tftp startup-config 10.0.0.10 5006zl.cnf The switch asks for confirmation y/n and when pressing y it just aborts ...
2
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1answer
39 views

What might be the potential impact on increasing or decreasing MTU size of packet in network

i am looking eagerly to know the potential impact on network while and after changing maximum transmissions (MTU ) from 1500 default value to any other value .
1
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0answers
78 views

Cisco stacking - priority and number information

In case of switches stacking, where are stored the information about the switch number and the switch priority ? After a reset, these information were conserved.
1
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0answers
276 views

How does a Switch Fabric Module work internally?

I am interested how does a switch fabric module work internally. What interfaces does it use to physically connect the I/O modules on switches? Where are the CAM / MAC tables of the switch? Are ...
1
vote
0answers
71 views

How to configuring bandwidth switching on Pfsense

I have to two Offices sharing 6 Megabytes internet link - the Main office has 4 Megabyte and the small office has 2 Megabytes but the users in the small office travel a lot and most of the time they ...
1
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0answers
150 views

VACL Matching on EtherType

I was attempting to use a VACL to block intra-VLAN traffic. The VACL was matching a MACL that specified an EtherType to block. I applied the VACL to a VLAN, and then plugged two PCs into the switch in ...
0
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0answers
22 views

Queries regarding LACP

I have following queries regarding LACP. Query 1 In LACP flag we have a field called as Aggregation, where 1 represents Aggregatable and 0 represents Individual. In all the PCAP's I have seen so far ...
0
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0answers
35 views

Issue with PIM-SSM Multicast Configuration ISR4431s

I have an issue with my PIM-SSM multicast configuration using ISR4431s.    I am wanting to forward broadcast data from an application from one VLAN in on the multicast source to another VLAN on a ...
0
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0answers
11 views

Why would OpenFlow require N^2 entries for MAC address learning in single table?

I'm reading this whitepaper and trying to wrap my head around why it would require O(N^2) entries for MAC address learning in OpenFlow with single table. See paragraph 2.2.1. In my naive mind, I think ...
0
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0answers
267 views

when to disable CEF on an interface

i am currently learning about CEF and i came across the command "no ip route-cache cef", which i do understand what it does, essentially, it enables Fast-switching/process switching on an interface. ...