Giuseppe Larosa

Member Since: Aug 26, 2003

English
Giuseppe Larosa commented on High CPU loading after the bgp session down. in WAN, Routing and Switching 6 months ago

Hello Rex, I'm sorry that the BGP next-hop tracking feature does not provide any improvement in the...

Giuseppe Larosa commented on DHCP Server Port-Based Address Allocation in LAN, Switching and Routing 6 months ago

Hello Midhun, the document link that you have reported refers to industrial ethernet switches...

Giuseppe Larosa commented on OSPF Prefixes in database but not in routing table. in WAN, Routing and Switching 6 months ago

Hello Erico, I would suggest to look more in detail in the OSPF database. I guess that the entry 10...

Giuseppe Larosa commented on Load balance 881 across 3x VDSL lines in WAN, Routing and Switching 6 months ago

Hello Anthony, >> the line provider will supply their own routers on the end of each lines,...

Giuseppe Larosa commented on Package active and inactive at same time in XR OS and Platforms 6 months ago

Hello Facundo, under the Service Provider section, there is a forum dedicated to IOS XR platforms...

Giuseppe Larosa commented on Cisco IOS Bug in WAN, Routing and Switching 6 months ago

Hello Jawad, you need a CCO account with appropriate privileges to access the bug search tool. In...

Giuseppe Larosa commented on Can't ping Vlan's over OSPF in WAN, Routing and Switching 6 months ago

Hello Simonj123, OSPF is a routing protocol and should be used to route between different IP...

Giuseppe Larosa commented on Sup32 and mpls over gre in MPLS 6 months ago

Hello Trilok, my answer was based on available documentation. If Cisco TAC says that Supervisor 32...

Giuseppe Larosa commented on ospf for multi exit points in WAN, Routing and Switching 6 months ago

Hello Sudhakar, having two exit points to the Internet the best choice is to use O E1 routes that...

Giuseppe Larosa commented on site wan/lan connection in WAN, Routing and Switching 6 months ago

Hello Peter, no you just need another C3750 in the new site, no additional router or firewall is...

Giuseppe Larosa commented on MPLS TE in the modern SP network in MPLS 6 months ago

Hello Ibrahim, MPLS TE is still in use for MPLS TE fast reroute and traffic engineering...

Giuseppe Larosa commented on MPLS TE Tunnel - Targeted LDP session in MPLS 6 months ago

Hello Rrajmohan, this is done to have LDP based LSPs tunneled over the MPLS TE in the inner core....

Giuseppe Larosa commented on site wan/lan connection in WAN, Routing and Switching 6 months ago

Hello Peter, no telecom company should be involved if you are able to have the inter-building links...

Giuseppe Larosa commented on site wan/lan connection in WAN, Routing and Switching 6 months ago

Hello Peter, if the inter-building fiber connections are possible you can use: two pairs of fiber...

Giuseppe Larosa commented on Why CRC, IP checksum and TCP checksum required in OSI layer in WAN, Routing and Switching 6 months ago

Hello Ram, the OSI model with its layers is thought to have each level to perform its own checks:...

Giuseppe Larosa commented on BGP Configuration & Failover in WAN, Routing and Switching 6 months ago

Hello Jon, I agree with Pashtet13, it is the multi homed customer that makes agreements with the...

Giuseppe Larosa commented on BGP. in WAN, Routing and Switching 6 months ago

Hello P. Naveen, I'm afraid you can only rollback your configuration by removing the traffic filter...

Giuseppe Larosa commented on Etherchannel & STP on 2-L2 fiber links in LAN, Switching and Routing 6 months ago

Hello Sandy, 1) yes 2) use LACP the answer is to use LACP on both links that means channel-group N...

Giuseppe Larosa commented on BGP Configuration & Failover in WAN, Routing and Switching 6 months ago

Hello JN, >>  We are advertising two pools on this links , 192.168.10.0/24 from one ISP and...

Giuseppe Larosa commented on BGP. in WAN, Routing and Switching 6 months ago

Hello P. Naveen, this becomes a problem of traffic filtering you can use an extended ACL and you...

Giuseppe Larosa commented on STP in LAN, Switching and Routing 6 months ago

Hello Jain, as far as I know SNMP ifindex is calculated at boot time and each interface should get...

Giuseppe Larosa commented on STP in LAN, Switching and Routing 6 months ago

Hello Jain, the output is taken from show spanning-tree gi3/1 detail. The section of output applies...

Giuseppe Larosa commented on Internal Sub_Net !!!!!!!!!! in WAN, Routing and Switching 6 months ago

Hello j_J624001, to what port of the switch is the R1 fastethernet1 connected? It should be gi0/1...

Giuseppe Larosa commented on DSL with cisco router 2900 series in WAN, Routing and Switching 6 months ago

Hello Kazim, your post is not clear. Can you post a network diagram of the current setup? You speak...

Giuseppe Larosa commented on site wan/lan connection in WAN, Routing and Switching 6 months ago

Hello Peter, using optical fibers it is possible to create a communication path between the two...

Giuseppe Larosa commented on BGP. in WAN, Routing and Switching 6 months ago

Hello P. Naveen, you need a form of route filtering outbound to isp1 to achieve this. Example : ip...

Giuseppe Larosa commented on PBR in WAN, Routing and Switching 6 months ago

Hello Kamaradz17, standard routing is destination based routing: the router looks at  the...

Giuseppe Larosa commented on L2TPv3 support on 3750x in WAN, Routing and Switching 6 months ago

Hello Spfister336, yes you need a router with an appropriate license to run L2TPv3 you can deploy...

Giuseppe Larosa commented on Shape average in WAN, Routing and Switching 6 months ago

Hello Gbonset028, it looks like your C881 is not implementing QoS service policy of any kind. You...

Giuseppe Larosa commented on L2TPv3 support on 3750x in WAN, Routing and Switching 6 months ago

Hello Spfister336, you need an ISR router to support L2TPv3. A C3750-X does not support it. I'm...

Giuseppe Larosa commented on SPAN not able to add in Gi interface in LAN, Switching and Routing 6 months ago

Hello Mashokece1989, two L2 Vlans 10 and 203 are currently listed as SPAN source you need to remove...

Giuseppe Larosa commented on CISCO ASR1002-X in WAN, Routing and Switching 6 months ago

Hello Vikas, according to ASR1000 ordering guide ASR1002X is equipped with 4GB of RAM that can be...

Giuseppe Larosa commented on CISCO ASR1002-X in WAN, Routing and Switching 6 months ago

Hello Vikas, field upgradable means that you can perform the upgrade on site on the router but does...

Giuseppe Larosa commented on CISCO ASR1002-X in WAN, Routing and Switching 6 months ago

Hello Vikas, without opening the router is not possible to install an HW component like an 8 GB RAM...

Giuseppe Larosa commented on PBR (using route-map) in WAN, Routing and Switching 6 months ago

Hello Sahraoui, the answer is platform dependent, but generally speaking if the network device...

Giuseppe Larosa commented on NAT issue in Other Service Provider Subjects 6 months ago

Hello Ollyahmed, the most used command is  ip nat inside source ... that means that source IP...

Giuseppe Larosa commented on CSCuy42215 in Other Service Provider Subjects 6 months ago

Hello Tibor, the bug is classified as Cisco internal I cannot see the details with my...

Giuseppe Larosa commented on Shape average in WAN, Routing and Switching 6 months ago

Hello Gbonset028, yes your configuration looks like good. I wonder if the service policy can be...

Giuseppe Larosa commented on Internal Sub_Net !!!!!!!!!! in WAN, Routing and Switching 6 months ago

Hello j_j624001, the router should be connected to the following interface: interface...

Giuseppe Larosa commented on BGP. in WAN, Routing and Switching 6 months ago

Hello Pottabathininaveen, >>  I have configured a list of address on bgp but few ip pool not...

Giuseppe Larosa commented on Re-routing specific traffic from CORE (HQ site) to Remote site - HELP please in LAN, Switching and Routing 6 months ago

Hello Gene, without seeing the configuration of your route maps used for PBR on Nexus 7k1 and 7k2...

Giuseppe Larosa commented on SPAN not able to add in Gi interface in LAN, Switching and Routing 6 months ago

Hello Mashokece1989, you see the line: Source VLANs :Both : 10,203...

Giuseppe Larosa commented on Need to remove ACL in ASR 1002 in LAN, Switching and Routing 6 months ago

Hello Iulian, the key point is the use of the extended keyword: if you enter  ip access-list...

Giuseppe Larosa commented on Need to remove ACL in ASR 1002 in LAN, Switching and Routing 6 months ago

Hello Chandhuru, be aware that what Iulian did is to create a named extended ACL with name 105....

Giuseppe Larosa commented on Communicate with multiple VLANs from single ethernet port in LAN, Switching and Routing 6 months ago

Hello Wbrown1087, the port to which you connect the decoder should be in vlan800 as access port. I...

Giuseppe Larosa commented on Shape average in WAN, Routing and Switching 6 months ago

Hello Gbonset028, post the policy configuration.Have you used any match condition in the service...

Giuseppe Larosa commented on LACP passive mode in LAN, Switching and Routing 6 months ago

Hello Matt, it is a matter of control with passive mode you can decide which side starts the LACP...

Giuseppe Larosa commented on ACL on CAT OS in LAN, Switching and Routing 6 months ago

Hello Murugan, from the point of view of a CATOS L2 supervisor the proposed commands should be fine...

Giuseppe Larosa commented on Xconnect tunnel on ASR-1K-X in WAN, Routing and Switching 6 months ago

Hello Gaurish, >> How to check ARP tables at system level?  I was meaning to check the ARP...

Giuseppe Larosa commented on MPLS-TP vs MPLS in MPLS 6 months ago

Hello Ibrahim, MPLS-TP was created by transmission guys that didn't want to use standard MPLS for...

Bio

Electronic Engineer in 1993
Since 1997 consultant in the networking for Telecom Italia Group and later for other service providers.

On July the 1st 2010 I have joined Cypress Consult as an Associate.
My new role is senior network consultant for a service provider customer.

I' m expected to provide technical support and knowledge transfer to customer's stuff.
My Specialties are:

In November 2012 I have joined Juniper and Cisco partner b! Spa part of CEIT group (owner Sandro Bordato)

ITIL Service Management Foundation v.3 since Nov 2008
Cisco CCIE Service Provider #14802 since June 23 2005
Cisco CCNP since Juanary 2002
Cisco CCNA since July 2000
Cisco CCNA Voice Enterprise Ed. since October 2009
Juniper JNCIS-M since December 2010

Juniper JNCIP-SP since November 16th 2012













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