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Sam Brynes
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About Sam Brynes
01-21-2022
Sam Brynes
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Member since
04-13-2013
164
Posts
10
Helpful
1
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Do two routers need to be PIM neighbors in order for them to exchange auto-rp 224.0.1.39 and 224.0.1.40 packets?
Created by
Sam Brynes
in
Routing
02-08-2020
02-08-2020
Just wondering if a PIM neighborship is required for the two PIM routers to process auto-RP packets.
Is IGMP used in IPv4 with hosts sending data to multicast groups?
Created by
Sam Brynes
in
Routing
02-04-2020
02-04-2020
A lot of the documentation on multicast and PIM is focused on the receiver side receiving data. If a...
Re: Multicast source behind PIM sparse mode router causes (*,G) state to be created - why?
Created by
Sam Brynes
in
Routing
01-31-2020
01-31-2020
Hi Jon,Thanks for your reply. Can you possibly explain in a different way the part about S1 having t...
Multicast source behind PIM sparse mode router causes (*,G) state to be created - why?
Created by
Sam Brynes
in
Routing
01-31-2020
01-31-2020
I have the following topology in my lab: All routers in this topology are using 2.2.2.2 as the RP. T...
Two PIMv2-SM routers on the same subnet connected to the same upstream router - how to decide which router processes IGMP joins?
Created by
Sam Brynes
in
Routing
01-30-2020
01-30-2020
If we had a host on a subnet with two PIMv2-SM routers, how do the routers decide which one will for...
Default IGMP timers not matching up with CCIE R&S 5.0 switching guide
Created by
Sam Brynes
in
Switching
01-27-2020
01-27-2020
From page 333 of the CCIE Routing and Switching 5.0 Official Cert Guide, Volume 2, 5th Edition: I pu...
Why is the PIM designated router not necessarily the same as the router who wins the PIM assert?
Created by
Sam Brynes
in
Switching
01-26-2020
01-26-2020
This article says that the PIM designated router is separate from the "PIM forwarder" (router which ...
If IGMPv1 does not have a way to elect a querier, do all IGMPv1 routers send general query messages?
Created by
Sam Brynes
in
Switching
01-26-2020
01-26-2020
I was reading about PIM and the designated router. If the router is acting as an IGMPv1 querier, and...
Re: Can you connect a router to a promiscuous port on a primary private VLAN to route between different secondary community VLANs?
Created by
Sam Brynes
in
Routing
01-03-2020
01-03-2020
Sure. I thought that the whole reason for PVLANs was to preserve IP space (every time you subnet you...
Re: Can you connect a router to a promiscuous port on a primary private VLAN to route between different secondary community VLANs?
Created by
Sam Brynes
in
Routing
01-03-2020
01-03-2020
In this example, the secondary VLANs have unique subnets. If the all secondary VLANs share the same ...
Re: What kinds of ports are VTP frames sent out of?
Created by
Sam Brynes
in
Switching
01-03-2020
01-03-2020
Thanks. I wonder if it still sends these frames out a routed port? If the port is a layer 2 access p...
What kinds of ports are VTP frames sent out of?
Created by
Sam Brynes
in
Switching
01-03-2020
01-03-2020
I'm playing around with PVLANs. I have two layer 3 switches connected with an Ethernet cable. The po...
Can you connect a router to a promiscuous port on a primary private VLAN to route between different secondary community VLANs?
Created by
Sam Brynes
in
Routing
01-03-2020
01-03-2020
My best guess is no, because all hosts on the different community VLANs are using network number (e....
Cisco 892 DHCP snooping not blocking DHCP offers from untrusted ports
Created by
Sam Brynes
in
Switching
12-10-2019
12-10-2019
I have a Cisco 892 running version 15.7(3)M4a. I configured DHCP snooping on it. I have a trunk on t...
Why are there so many different commands to see CEF statistics?
Created by
Sam Brynes
in
Switching
12-10-2019
12-10-2019
Why are there so many different CEF commands, and what is the difference between these commands? A f...
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Public Statistics
Date Registered
04-13-2013
10:46 AM
Date Last Visited
01-21-2022
12:05 AM
Total Messages Posted
164
Total Helpful Votes Received
10
Helpful Votes Given To
User
Helpful Count
Peter Paluch
20
Georg Pauwen
20
Cristian Matei
5
Scott Fella
5
balaji.bandi
10
See all >
Helpful Votes From
User
Helpful Count
sdnchandrasiri
5
Evlaa2021
5
See all >