This video covers the Taming the Beast quest chain from the point just before Thotar gives you a taming Rod for your Dire Mottled Boar in Razor Hill. Thotar provides you with a number of 3 taming rods, every one is different and will allow you tame beasts in the next order: Dire Mottled Boar, Surf Crawler and eventually an Armored Scorpid.

Once you've done the taming Portion of The search chain, you need to head to Orgrimmar and talk to Ormak Grimshot find more info inside the Valley of Honor so that you can unlock your pet this page managing capabilities: Tame Beast; Feed Pet; Revive Pet; and Beast Training.

Last but not least, don't forget to visit the Pet Trainer and get the Pet capabilities Source that you will have to give to your companion pet.