Reza Sharifi

Member Since: Jul 02, 2008

English
Reza Sharifi commented on VSS Switchover (Switchback) 4500X in LAN, Switching and Routing 11 hours ago

That being said, any idea on how I can make sure the OOB management port works if the second switch...

Reza Sharifi commented on Cisco ASR 1002 X AC power supply in LAN, Switching and Routing 11 hours ago

Hi, ASR 1002x can operate using only one power supply.  The second power supply is for redundancy...

Reza Sharifi commented on Outage in LAN, Switching and Routing 14 hours ago

Hi, Can you make sure both sides are configured as auto or hard set to Gig. HTH

Reza Sharifi commented on VSS will not accept Virtual command in LAN, Switching and Routing 1 day ago

Hi, In newer IOS, you don't need that command anymore. Note: Be aware that the switch accept mode...

Reza Sharifi commented on STP in LAN, Switching and Routing 2 days ago

Hi, Here are a couple of documents to read. http://www.cisco.com/c/en/us/support/docs/lan-switching...

Reza Sharifi commented on Outage in LAN, Switching and Routing 3 days ago

Hi Bob, It appears that only the router's interface has output errors, collisions, interface reset...

Reza Sharifi commented on VPC & FEX traffic in LAN, Switching and Routing 3 days ago

Hi, Not sure if dual homing a fex to 2 different 7ks are fully supported. According to this...

Reza Sharifi commented on Stack - Faulty member in LAN, Switching and Routing 3 days ago

Hi, Follow this link to add the new switch to the stack Before connecting the new switch to the...

Reza Sharifi commented on 6509 Power Redundancy-Mode Combined / Redundant Question(s) in LAN, Switching and Routing 3 days ago

Hi, According to the config guide, you can change the mode from combined to redundant by adding: "...

Reza Sharifi commented on Cisco catalyst 4500 switch - routing statement updates in LAN, Switching and Routing 3 days ago

As long as you are accessing the device remotely via the out-of-band management port with vrf...

Reza Sharifi commented on Cisco catalyst 4500 switch - routing statement updates in LAN, Switching and Routing 3 days ago

Hi, You vrf configuration implies that you are going to use the out of bang management port to...

Reza Sharifi commented on 2960X Switch Stacking with fiber in LAN, Switching and Routing 4 days ago

Hi, You may want to contact this company (link below) as they have stacking cables up to 10M. http...

Reza Sharifi commented on 2960X Switch Stacking with fiber in LAN, Switching and Routing 5 days ago

Hi, There is no stacking cable that long (4 meters).  I think the longest stacking cable is one...

Reza Sharifi commented on 3850 High availability in LAN, Switching and Routing 5 days ago

Depends what you mean by active/active.  If you mean stacking, that will not do it.  You would need...

Reza Sharifi commented on Vlan Query in LAN, Switching and Routing 5 days ago

If you want to change the vlan description/name, there is no need to delete than vlan. config t...

Reza Sharifi commented on SNMP newbie question in LAN, Switching and Routing 6 days ago

Hi, Yes, that is correct but you probably want to use the new IP in the second statement right? HTH

Reza Sharifi commented on SNMP newbie question in LAN, Switching and Routing 6 days ago

Hi, You have to delete the old one first and than add the new one. If you just add the new one, you...

Reza Sharifi commented on Vlan Query in LAN, Switching and Routing 6 days ago

Hi, No, you would have to delete the vlan manually from the Ethernet interfaces. HTH

Reza Sharifi commented on Alternative to VPC for ASA to Nexus connections in LAN, Switching and Routing 6 days ago

You can use a vlan between the ASA and both Nexus switches with SVI on each device and run EIGRP....

Reza Sharifi commented on ASR 1002-X ESP in WAN, Routing and Switching 1 week ago

In addition to "sh license" command if you want to know what license the device is running, you can...

Reza Sharifi commented on EPL (Ethernet Private Line) Routing/No Internet in LAN, Switching and Routing 1 week ago

For testing, you can remove access list 100 and 115 from the interfaces and than test with ping and...

Reza Sharifi commented on EPL (Ethernet Private Line) Routing/No Internet in LAN, Switching and Routing 1 week ago

Ok, so let me picture this without a diagram. The main site lan IP segment is 206.180.50.0/25 and...

Reza Sharifi commented on IP SLA on 4331 Router in LAN, Switching and Routing 1 week ago

Hi, What is the output of "sh ip sla summary"? HTH

Reza Sharifi commented on Cisco 4500-X VSS and Proline SFP-10G-SR-PRO SFP+ in LAN, Switching and Routing 1 week ago

Hi Calin, To eliminate the possibility of any cable and optic issues and if these switches are less...

Reza Sharifi commented on EPL (Ethernet Private Line) Routing/No Internet in LAN, Switching and Routing 1 week ago

It maybe helpful if you can post "sh run" from both main site and the remote site. HTH

Reza Sharifi commented on EPL (Ethernet Private Line) Routing/No Internet in LAN, Switching and Routing 1 week ago

The remote site's router needs to have a default router pointing to 172.16.1.1 ip route 0.0.0.0 0.0...

Reza Sharifi commented on Cisco 2960X-48FPD-L console stops working after POST. in LAN, Switching and Routing 1 week ago

Hi, Can you try a different terminal emulation like Putty or SecureCRT? If the results are the same...

Reza Sharifi commented on Difference between Cisco Catalyst 48-port full PoE and Cisco Catalyst 48-port UPOE models in LAN, Switching and Routing 1 week ago

Hi Allyson, Looking at an output from a non U 3850 switch with 2 1100W PSUs, the max is 30W. xxxx#...

Reza Sharifi commented on Difference between Cisco Catalyst 48-port full PoE and Cisco Catalyst 48-port UPOE models in LAN, Switching and Routing 1 week ago

Hi, The document maybe misleading but WS-C3850-48F-L is POE+ (30 Watts max per port) and WS-C3850-...

Reza Sharifi commented on Bridged netflow on 3750x in LAN, Switching and Routing 1 week ago

So, is a port on the ( C3KX-SM-10G) module configured to export the flow?

Reza Sharifi commented on Cisco 4500-X VSS and Proline SFP-10G-SR-PRO SFP+ in LAN, Switching and Routing 1 week ago

Hi, What version of IOS are you running?  I have never use Proline optics before but this appears...

Reza Sharifi commented on Bridged netflow on 3750x in LAN, Switching and Routing 1 week ago

For 3750x, you need the network service module ( C3KX-SM-10G). Flexible NetFlow is supported only...

Reza Sharifi commented on 10 GE Cu Catalyst switches? in LAN, Switching and Routing 1 week ago

Erik, I agree with Paul. Cisco Twinax cables are not that expensive any more. Remember $100 for a...

Reza Sharifi commented on 3750x switch - dead? in LAN, Switching and Routing 1 week ago

It appears to be so, but can't be100% sure.  If you revert to the old image and the problem goes...

Reza Sharifi commented on 3750x switch - dead? in LAN, Switching and Routing 1 week ago

Hi, Since you are upgrading from an standard image to a Universal image, it appears that the switch...

Reza Sharifi commented on VRRP / GLBP - IOS-XE 3.7.4E - C3850-12XS-E in LAN, Switching and Routing 1 week ago

Hi, In addition to 3850, I also tried it on a 3650 (IP based) and its not supported.  This document...

Reza Sharifi commented on DHCP Leasing issue in Catalyst 4500 switch in LAN, Switching and Routing 1 week ago

Hi, Can you try testing it with a shorter lease time (maybe 5 or 6 hours)? HTH

Reza Sharifi commented on ICMP from Management Port in LAN, Switching and Routing 1 week ago

Are VRFs configured by default? In most new switches, the OOB is in its own vrf, but since you have...

Reza Sharifi commented on ICMP from Management Port in LAN, Switching and Routing 1 week ago

Can you check to make sure the OOB interface is not in its own vrf? If it is, when pinging the PC...

Reza Sharifi commented on 10 GE Cu Catalyst switches? in LAN, Switching and Routing 1 week ago

Most high end servers these days come with both 10Gig copper as well as 10Gig fiber.  There are a...

Reza Sharifi commented on UCS 8501 - Openstack in LAN, Switching and Routing 1 week ago

Hi, I have not done this, but UCS can be integrated with Openstack. Have a look at this link for...

Reza Sharifi commented on Non cluster IBGP peers in Route Reflectors in WAN, Routing and Switching 1 week ago

Hi, That is because the non cluster IBGP peers need to be fully meshed together or connected to...

Reza Sharifi commented on Advice for studying for ICND1 and 2 in Training 1 week ago

Hi Ron, For your CCNA practice, you can purchase some cheap switches and routers and practice that...

Reza Sharifi commented on Campus LAN With loops L2 in LAN, Switching and Routing 1 week ago

Hi, The main issue to migrate to Level3 is that exists some devices that only works with multicast...

Reza Sharifi commented on Nexus N2k with 7010 in LAN, Switching and Routing 1 week ago

Hi, i am connecting 2232 FEX cross connection with N7k, in F3 modules by default port pair is of 4...

Reza Sharifi commented on Nexus7700 VDC Features in LAN, Switching and Routing 1 week ago

Hi, This should be enough to enable VDCs. The "install feature-set" is mainly for virtualization...

Reza Sharifi commented on temperature air inlet / outlet in Other Network Infrastructure Subjects 2 weeks ago

Hi, Each device has multiple hardware sensors, and so they can be monitored by whatever software...

Reza Sharifi commented on VTP switch change vlan ID 50+routers in LAN, Switching and Routing 2 weeks ago

Hi, But is there any form to change all the switches config automatically, to make the switch...

Reza Sharifi commented on Nexus N9K - 9372-E / 9372 ( non -E ) in LAN, Switching and Routing 2 weeks ago

Hi, vPC peering an E switch with a non-E switch should not be an issue. HTH

Bio










  • Cisco Designated VIP

    2017 LAN





  • Cisco Designated VIP

    2016 LAN





  • Cisco Designated VIP

    2015 LAN





  • Cisco Designated VIP

    2014 LAN





  • Cisco Designated VIP

    2013 LAN





  • Cisco Designated VIP

    2012 LAN









Reza Sharifi's Stats

Points13657
Discussion started 20
Answers marked as Correct 1796
Endorsed 10
Content Rated 52