Networker's BLOG

EVC Flavors

2014-06-12T04:21:00.001-07:00

1. Local Connecta. SAME INTERFACE, Different VLAN, Different SIinterface GigabitEthernet8/0/0 service instance 5 ethernet <<<-------- br="" diffrent="" si=""> encapsulation dot1q 5 <<<------------- br="" different="" vlan=""> rewrite ingress tag pop 1 symmetric<

Cleared TSHOOT

2012-09-17T19:25:00.001-07:00

cleared TSHOOT and finished my NP. =)

Cleared SWITCH

2012-09-05T20:06:00.002-07:00

DONE with it, preparing TSHOOT. =)

SWITCH in a WEEK!

2012-08-26T03:19:00.003-07:00

Trying to get SWITCH in a week. its my second day. =)

EVC - using untagged option

2011-10-16T23:17:00.001-07:00

1. Port Based - without utilizing any VLAN on the machine NPE-01#sh running-config interface gigabitEthernet 9/5 interface GigabitEthernet9/5 description :To CE1 no ip address service instance 10 ethernet encapsulation untagged xconnect 10.10.1.104 10 encapsulation mpls ! end NPE-01#sh mpls l2transport vc 10 Local intf Local circuit&

FINALLY a CCIP!

2011-07-11T23:38:00.000-07:00

After 1.5 years i finally finished my CCIP. Praise God for all the strenght and knowledge.

Cleared QoS 642-642

2011-07-11T23:33:00.000-07:00

Cleared QoS, just in time for the exam. I was nearly late due to heavy rain but i came 5 minutes before my exam.

Cleared 642-691

2011-06-28T20:08:00.000-07:00

Hallelujah! Just cleared BGP+MPLS exam. Materials: CBT Nuggest BGP Student Guide Vol.1 and 2

Maipu Certs

2010-04-30T19:47:00.000-07:00

Spend 2 weeks in Chengdu to get the MPNA and MPNE certification from MAIPU (CCNA and CCNP equivalent). I'll start BSMCN this may and hopefully get the exam on June.

Road to BSCI - Pass

2010-03-15T01:34:00.000-07:00

Got my BSCI today and the result was good. Preparations: ( Feb.1 - March 15, 2010) - CBT Nuggets BSCI - TCP/IP Volume 1 - PG 3.36 Next week will be switching.

Road to BSCI

2010-02-08T21:19:00.001-08:00

Just finished reviewing EIGRP and OSPF. Next up is ISIS, still lagging due to workload.

CCNA in a MONTH - PASSED

2010-01-24T21:46:00.000-08:00

I finally finished my CCNA today. Preparations: (Dec. 27, 2009 to Jan 25, 2010) - CBT Nuggets ICND1 and ICND2 - Cisco CCNA Study Guide At least 2 topics per day. By next week I'll be preparing my review materials for BSCI or BGP/MPLS.

CCNA in a MONTH

2010-01-22T17:43:00.001-08:00

Started reviewing this jan, exam is on monday. wish me luck.

MS How To's

2008-03-30T20:34:00.001-07:00

MS TUTORIALS How To: Create FTP ServerHow To: Change Proxy per User AccountHow To: Creating Policies using ADHow To: Create Users and GroupsHow To: Client join the DomainHow To: Installing Active Directory, Domain Contro...How To: Configuring DHCP ServerHow To: Installing DHCP Server

Linux How To's

2008-03-30T20:33:00.001-07:00

Tutorials How To: DHCP Server (1) How To: DHCP Server Logs (1) How To: MySQL Server Installation (1) How To: Apache Web Server (1) How To: Caching DNS (1) How To: IPTABLES Configuration (1) How To: IPTABLES Installation (1) How To: IPTABLES Scenario 1 (1) How To: IPTABLES Scenario 1.1 (1) How To: IPTABLES Scenario 2 (1) How To: IPTABLES Scenario 2.1 (1) How

Network Tip No. 40: Show Available Memory

2008-03-30T20:28:00.000-07:00

Show Used and Available Memory of your Cisco router or switch A router can be limited by its available memory. To show the used and available memory, Router#show proc mem At the beginning of the output, look for a line like this: Total: 200234528, Used: 70508188, Free: 129726340

Network Tip No. 39: Show Processor Load

2008-03-30T20:26:00.000-07:00

Show proccessor load of your router or switch,which can be limited by its processing power. To show the processor utilization,Router#show proc cpuAt the beginning of the output, look for a line like this:CPU utilization for five seconds: 37%/30%; one minute: 39%; five minutes: 40%

Network Tip No. 38: CLI Editing Tips

2008-03-30T20:18:00.000-07:00

Learn the command-line editing keys.Control A Goes to the beginning of the lineControl E Goes to the end of the lineControl K Deletes everything to the right of the cursorControl P Recalls the previous command in the history bufferControl N Recalls the next command in the history buffer

Network Tip No. 37: ACL on DNS

2008-03-30T20:16:00.000-07:00

No browsing....A common access-list pitfall is when people forget to allow DNS (Domain Name Servers) from their internal network to the provider's DNS servers. Mainly this is a problem on home or small office routers where you might not have an internal DNS server running. The following command allows DNS access from your hosts to the outside DNS server. In this example, our outside DNS

Network Tip No. 36: ACL on ICMP

2008-03-30T20:09:00.001-07:00

Some are having some problems on the ICMP access-list. Try this oneallow pings into the network access-list 110 permit icmp any any echo ! allow ping responses access-list 110 permit icmp any any echo-reply ! allow ICMP source-quench access-list 110 permit icmp any any source-quench ! allow path MTU discovery access-list 110 permit icmp any any packet-too-big ! allow time-exceeded

Network Tip No. 35: Stopping the router from crazy output

2008-03-30T20:04:00.000-07:00

Stopping the router from crazy output... An annoying problem output everytime you mistype a command and the router thinks you just typed a hostname. For example: Router#shwo Translating "shwo"...domain server (10.1.1.1) % Unknown command or computer name, or unable to find computer address Router# The way to handle this is to change the preferred transport method: ! Console port line

Network Tip No. 34: The reload command

2008-03-30T19:58:00.000-07:00

When everything fails.... hehe Router#reload in 3 Reload scheduled in 3 minutes Proceed with reload? [confirm]y

Linux Tip No. 36: How to Enable IP Forwarding

2008-03-26T22:48:00.000-07:00

Enable IP Forwarding1. Check if IP Forwarding is enabledUsing sysctl: [root@proxy ~]# sysctl net.ipv4.ip_forwardnet.ipv4.ip_forward = 0 or just checking out the value in the /proc system: [root@proxy ~]# cat /proc/sys/net/ipv4/ip_forward0 Value 0 means it is disabled. 2. Enable IP Forwarding on the fly [root@proxy ~]#sysctl -w net.ipv4.ip_forward=1 or [root@proxy ~]#echo 1 > /proc/sys/net/ipv4/

Linux Tip No. 35: Enable service at boot up

2008-03-26T21:18:00.000-07:00

To Check:[root@jepoy ~]# chkconfig --list |grep httpdhttpd 0:off 1:off 2:on 3:on 4:on 5:on 6:offTo enable at boot up:[root@jepoy ~]# chkconfig httpd on

Linux Tip No. 34: How to Check Services

2008-03-26T21:14:00.000-07:00

This command is used to start/stop your services.service start/stop/restart/statusTo Start:[root@jepoy ~]# service httpd startTo Stop:[root@jepoy ~]# service httpd stopTo Restart:[root@jepoy ~]# service httpd restartTo check:[root@jepoy ~]# service httpd status