Quick Premier on migration to Curl for a socket programmer
libcurl is quite powerful and allows many widely used protocols. In this post I discuss how a simple socket programmer could find his way using libcurl.
Category: Network Tools
AgentX Tutorial using Net-SNMP – Trap implementation
`mib2c -c mib2c.notify.conf ` provides an easy way to create `C` code for outgoing SNMP Traps. Implementation is simple where application would copy the intere...
AgentX Tutorial using Net-SNMP – Simple Table MIB for Dummies
`mib2c` provides a way to compile MIB for a given Table and generate `C` code for it. The easiest one is to use MIB for Dummies configuration. It is not very ef...
AgentX Tutorial using Net-SNMP – Simple Scalars
smilint, mib2c with mib2c.scalar.conf were used to create simple agentx agent to work with net-snmp.
Net-SNMP configuration for non-root AgentX application
By using a TCP Socket one can allow a non-root AgentX application/agent to connect to Net-SNMP masteragent. But this should be used for development purpose only...
Capture local network traffic for multi-homed host
If both end-points of a socket are on local system, network traffic will be seen on loopback interface even if applications are using non-loopback interface (e....
vpn : Split Tunnel Concept
Split tunnel allows user to access local network resources and divert Internet traffic away from tunnel while still remain connected to company vpn. Specific ne...
Rename network interface on ubuntu
/etc/udev/rules.d/70-persistent-net.rules defines the name for network interfaces.
snmp : find network information of a system centrally
Using snmpwalk on interface table (1.3.6.1.2.1.4.20.1.1 and 1.3.6.1.2.1.4.20.1.3) one can retrieve network information of a system centrally.
Most often used Network Sniffer flags for tcpdump and snoop
Selecting interface, capturing full data, writing to a file etc. are some of the most often used Packet capture flags.