Do you have to have a t-mobile sim to jailbreak iPhone using blackra1n?

endia

New member
I've been looking up how to jailbreak an iPhone 3g or 3gs and I found a website called blackra1n and I saw a guy jailbreak his iPhone using blackra1n and at the end he put in a t-mobile SIM card. Do I need to have a t-mobile SIM to do that? Thanks
 
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