How to Configure Zabbix Proxy Server on Centos 7

zabbix is a open source monitoring software.Zabbix proxy server are usefull when server unable to moitored machines.zabbix proxy is the easiest way of implementing and distributed monitoring. in this article we share how to configure zabbix proxy on centos 7 install and start Apache packages yum install httpd httpd-devel -y systemctl start httpd systemctl enable httpd install and start postgreSQL packages yum install https://download.postgresql.org/pub/repos/yum/9.5/redhat/rhel-7-x86_64/pgdg-centos95-9.5-2.noarch.rpm yum install postgresql95-server postgresql95-contrib Create the database cluster: /usr/pgsql-9.5/bin/postgresql95-setup initdb systemctl… Read More

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How to configure juniper q in q

configure juniper q in q Q-in-Q tunneling enables service providers on Ethernet access networks to segregate or bundle customer traffic into different VLANs by adding another layer of 802.1Q tags. this article provides q in q in juniper EX3300 Client-Switch-01: set version 12.3R12.4 set system host-name Client-01 set interfaces ge-0/0/0 unit 0 family ethernet-switching port-mode access set interfaces ge-0/0/0 unit 0 family ethernet-switching vlan members vl-10 set interfaces vlan unit 10 family inet address 10.10.10.1/24 set… Read More

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How to add dual boot loader on centos 7

dual boot loader on centos 7 First Check Hard drive paritission through fdisk -l command Disk /dev/sda: 500.1 GB, 500107862016 bytes, 976773168 sectors Units = sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk label type: dos Disk identifier: 0x00000080 Device Boot Start End Blocks Id System /dev/sda1 * 2048 206847 102400 10 HPFS/NTFS/exFAT /dev/sda2 206848 137091071 68442112 10… Read More

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How to change recipient of “Daily Mail Report” on zimbra

change recipient of “Daily Mail Report” by default, zmdailyreport uses smtp_destination to send the daily report. if anyone change to smtp destination address for special requirement. in this article, we share how to change the recipient of “Daily Mail Report” Check SMTP destination address zmlocalconfig smtp_destination For change SMTP destination address zmlocalconfig -e smtp_destination=test@xyz.com  

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How to configure BGP with filter on Mikrotik.

configure BGP with a filter on Mikrotik. BGP Means Broder gateway protocol.BGP communicate with other AS number.BGP are two type extranal and internal. extranal build neighbors with different AS number and intranal build neighbors with same AS number. BGP using TCP port 179. BGP are mostly usedservice provider network. in this article we share how to configure bgp with route filter on mikrotik. /routing bgp instance set default as=65548 disabled=yes add as=65548 client-to-client-reflection=no name=INTERNET router-id=10.10.10.10 /routing… Read More

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How to configure basic Mikrotik with PPPOE server

Configure basic Mikrotik PPPOE server in this article we share how to configure basic Mikrotik with PPPOE server. /ip address add address=192.168.1.2/30 interface=ether1 add address=172.16.0.1/16 interface=ether2 /ip firewall nat add action=masquerade chain=srcnat src-address=10.1.1.0/24 /ip route add gateway=192.168.1.1 /ip pool add name=”pppoe-pool” ranges=10.1.1.2-10.1.1.254 /ppp profile add name=”pppoe-profile” local-address=10.1.1.1 remote-address=pppoe-pool only-one=yes /ppp secret add name=test password=test1 service=pppoe profile=pppoe-profile /interface pppoe-server server add service-name=internet interface=ether2 default-profile=pppoe-profile disabled=no

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How to configure Cisco pppoe server with radius server authentication

Radius server configures: First, need to assign IP address to Radius server vi /etc/networks/interfaces auto eth1 iface eth1 inet static address 192.168.10.10 netmask 255.255.255.0 then save this file and restart network service /etc/init.d/networking restart Now we install freeradius package  for radius server apt-get update apt-get install freeradius now move configuration file mv /etc/freeradius/clients.conf /etc/freeradius/r-clients.conf now edit configuration file /etc/freeradius/r-clients.conf client 172.16.10.100/32 { secret = testuser shortname = test nastype = cisco } save the configuration file now… Read More

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How to configure DHCP relay on Juniper Router

#For setup DHCP relay on juniper router with default routing table. set forwarding-options dhcp-relay server-group DHCP-SERVER 192.168.10.10 set forwarding-options dhcp-relay active-server-group DHCP-SERVER set forwarding-options dhcp-relay group ALL interface vlan.100 set forwarding-options dhcp-relay group ALL interface vlan.200 #For setup DHCP relay on juniper router with routing instance. set routing-instances J_ROUTE forwarding-options dhcp-relay server-group DHCP-SERVER 172.16.10.2 set routing-instances J_ROUTE forwarding-options dhcp-relay active-server-group DHCP-SERVER set routing-instances J_ROUTE forwarding-options dhcp-relay group ALL interface vlan.50

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How to configure static nat on juniper srx

Nat means network address translator. NAT basically used mapped private IP to public IP. for static nat public IP always same.This article we share how to configure static nat on juniper SRX router. set security nat static rule-set S_NAT from zone untrust set security nat static rule-set S_NAT rule SNAT_RULE match destination-address 172.16.10.2/32 set security nat static rule-set S_NAT rule SNAT_RULE then static-nat prefix 192.168.1.0/24 set security zones security-zone trust address-book address static-nat 192.168.1.0/24 set security policies… Read More

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