Our customer has several Catalyst 2950 switches we are reusing for a new project. We are installing a UPS to feed the Catalyst 2950 switches. Is a UPS that provides simulated sine wave output acceptable?
'Uses pulse wave modulation to generate a ...
Dear All
a question.
According to Wendell Odom-100-105 official cert guilde book.
class A address private IP networks- 10.0.0.0
class B address private IP networks- 172.16.0.0 - 172.31.0.0
class C address private IP networks- 192.168.0.0 - 192.168.25...
Hey guys, I am level 1 networker in training, any advice or tricks I can borrow from you guys in subnetting?
Lets use example 193.15.7.0 with 10 subnetworks. I would just need overall advice on how to get:
Bits borrowed?
Bits Remaining?
and Writing t...
Hello,I am trying to set DHCP snooping in a network of cisco and hp procurve switchesAll switches is connected via 802.1q trunk interfaces, Lots of VLANS defined Default VLAN changed to 199Static-IP clients works, but DHCP clients c...
Hi,
I'm trying to configure IP SLA with a track for modify routing table in our cisco SG350X.
I don't find this feature using cli:
CISCO(config)#ip ? access-list This command creates an ACL, which perform classif...
Hello,
i have a cisco 3750e-48td-s with 2x x10-10gb-sr i enabled mls qos and srr-queue for all of my ports and do rate limit for them.. so my question is how much srr-queue and qos needs resources? because i see when traffic matches with qos my cpu u...
Dear All,I have catlyst switch 2950 verson no Version 12.1(22)EA4 and i can't creat vlan 1140.when i am creating vlan 1140, i am getting error VLAN 1140 is not user-configurable.i can creat up to 1001 only....I hope it is old verson, is this the rea...
I am working with (2) Nexus 7009 in my core and have (2) different ISPs using (2) different ASA's pairs for redundancy. I am running EIGRP for my LAN computers. I have a secondary Data Center that will be connected later but these DC are running inde...
Hi Guys, We are facing DHCP relay issue on 4500X (VSS) core switch. The topology is simple, all the access switches has been connected to core on MEC ether channel (L2 trunk, no VLAN/VTP pruning). The DHCP server resided in data center on VM. FYI, It...
According to this fact the answer C is incorrect, and answer D is right,Am I right??
VTP pruning takes effect several seconds after you enable it. VTP pruning does not prune traffic from VLANs that are pruning-ineligible. VLAN 1 and VLANs 1002 to 100...
After to read the section of CCIE book regarding QoS I know that queue-set output command is useful to configure:
Queue, Threshold1, Threshold2, Reserved and Maximum Values for each of 4 queues.
If use these CLI commands:
mls qos queue-set ou...
Hello,
I would like to know how change the mls qos map cos-dscp correctly. In my case I want to do these duties:
- AF13 must be marked with COS 1.
- AF22 must be marked with COS 2.
- EF must be marked with COS5.
Thanks in advance!
I have a PoE switch and I want to know the maximum distance I have when connecting a PoE device.An example, what is the maximum distance when connecting a 2820 LAP to WS-C2960CX-8PC-L
